#4D1718#4D1718

#4D1718 is a dark, moderate red. Relative luminance 0.023; OKLCH L 29.2% C 0.082 H 22.6°. Best body text is #FFFFFF at 14.47:1 contrast (WCAG AA passes).

Color values

HEX	#4D1718
RGB	rgb(77, 23, 24)
HSL	hsl(359, 54%, 20%)
HSV	hsv(359, 70%, 30%)
CMYK	cmyk(0%, 70.1%, 68.8%, 69.8%)
CIE-LAB	lab(16.78, 25.55, 13.11)
CIE-LCH	lch(16.78, 28.72, 27.16°)
OKLab	oklab(29.24% 0.0755 0.0315)
OKLCH	oklch(29.24% 0.082 22.6)
XYZ	xyz(3.5322, 2.2570, 1.1136)
Luminance	0.0226 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D1718 #174D4C

analogous

#4D1733 #4D1718 #4D3117

triadic

#4D1718 #184D17 #17184D

tetradic

#4D1718 #334D17 #174D4C #31174D

square

#4D1718 #334D17 #174D4C #31174D

split-complementary

#4D1718 #174D31 #17334D

monochromatic

#180707 #1E0909 #4D1718 #7C2527 #AB3335

Accessibility & contrast

On white

14.47

#4D1718 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#4D1718 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D1718

14.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D1718	#FFFFFF	#000000	##FFFFFF
##4D1718	1.00	14.47	1.45	14.47
#FFFFFF	14.47	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252218

Deuteranopia (green-blind)

#332E17

Tritanopia (blue-blind)

#550B18

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #4d1718;
/* rgb */ color: rgb(77, 23, 24);
/* oklch */ color: oklch(29.2% 0.082 22.6);

Tailwind

colors: {
  custom: {
    50: '#835754',
    500: '#4d1718',
    950: '#000000',
  },
}

SCSS

$custom: #4d1718;
$custom-light: #835754;
$custom-dark: #000000;

JSON

{
  "hex": "#4d1718",
  "rgb": {
    "r": 77,
    "g": 23,
    "b": 24
  },
  "hsl": {
    "h": 358.889,
    "s": 54,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29245,
    "c": 0.08175,
    "h": 22.6
  },
  "luminance": 0.02257
}

Semantic roles & 50–950 ramp

primary

#4D1718

secondary

#3C8483

accent

#DDDB4A

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0B0302

muted

#7C7878

Preview Lab

Preview with #4D1718

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →